161778212

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{30341}}^1$

素因数の和:30419

約数の個数: 24

約数和(自身を含む): 299050752

約数和(自身を除く): 137272540

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 5332, 30341, 60682, 121364, 940571, 1304663, 1881142, 2609326, 3762284, 5218652, 40444553, 80889106, 161778212]

約数ペア:

[(1, 161778212), (2, 80889106), (4, 40444553), (31, 5218652), (43, 3762284), (62, 2609326), (86, 1881142), (124, 1304663), (172, 940571), (1333, 121364), (2666, 60682), (5332, 30341)]